Brazil's biggest MU Online portal — since 2003
Content library

Tutorials · MU Online

Learn to play better and to build/run your own server. — 329 results.

Tutorials

Tutorial

How to get your first Excellent set in MU Online

A step-by-step guide for every beginner to build their first set of Excellent items in MU Online, understanding drops, options, and how to farm efficiently.

11 min · Beginner ·
📐
Tutorial

How to configure custom resolution and FOV in the MU Online client

Learn how to set widescreen resolutions, adjust the field of view (FOV) and fix the interface stretching in the MU Online client without breaking the HUD or hitboxes.

17 min · Intermediate ·
🖥️
Tutorial

How to optimize your PC to run MU Online without lag

Practical tweaks to run MU Online smoothly even on a weak PC: compatibility and admin mode, resolution and graphics options, disabling heavy effects, fixing stutters in crowded events and configuring Windows for maximum FPS.

13 min · Beginner ·
🔨
Tutorial

How to set up the ban/mute/kick system in MU Online

Learn how to build a complete ban, mute, and kick system on your MU Online server, with GM commands, database-driven control, account/IP/HWID bans, and a moderation policy that holds up to appeals and audits.

16 min · Intermediate ·
🌑
Tutorial

How to configure Kanturu (Nightmare and Maya) in MU Online

Complete technical guide to configuring the Kanturu event on your MU Online server, covering the three stages (Maya Hands, the Maya boss, and Nightmare), INI files, SQL tables, and troubleshooting.

15 min · Advanced ·
🧱
Tutorial

How to configure the firewall by port (game/connect/web) in MU Online

Learn how to map and open only the right ports of your MU Online server (ConnectServer, GameServer and Web), blocking the rest to reduce the attack surface without kicking players out.

13 min · Intermediate ·
🗂️
Tutorial

How to set up a MU Online server on X-Team (X-Files)

Set up a MU Online server using the X-Team (X-Files) files: folder structure, ConnectServer, JoinServer, GameServer, DataServer, IP/port, database, event activation, and a complete first boot with in-game testing.

17 min · Advanced ·
🟢
Tutorial

How to create a server status page (online/offline) for MU

Learn how to build a status page that shows in real time whether your MU Online ConnectServer, GameServer and database are online, with a player count and uptime history.

22 min · Intermediate ·
🛡️
Tutorial

How to Implement Referral System on MU Server

Learn to build a complete referral system for your MU Online server, including SQL tables, reward logic, and website integration with anti-abuse controls.

12 min · Advanced ·
🖥️
Tutorial

How to Install and Create Custom Skins for the MU Online Client

Learn how to install and create custom skins for the MU Online client, from file structure to texture editing and deployment on your server.

18 min · Intermediate ·
🛡️
Tutorial

How to Configure Chaos System Rates on MU Online Server

Learn how to configure Chaos System success rates and combinations on your MU Online server using SQL queries and .ini config files.

12 min · Intermediate ·
🔌
Tutorial

How to connect to a VPS and upload files via FTP

Complete guide to remotely accessing a Windows VPS for MU Online and transferring files via FTP: how Remote Desktop Protocol (RDP) works, the step-by-step process to connect from Windows and Mac, the most important RDP security settings (port change, account policy, firewall), how to set up FileZilla for FTP/SFTP file transfers to your hosting or VPS, the difference between FTP and SFTP (and why SFTP matters for security), how to upload the MuServer files to the VPS, how to upload the website files to shared Linux hosting, how to configure FTP accounts on cPanel, and the most common connection problems and how to fix them.

12 min · Beginner ·
🗄️
Tutorial

How to run two MU Online servers on the same machine

Learn to run two complete, independent MU Online instances on the same physical server, with distinct ports, separate databases and their own ConnectServer/GameServer, avoiding the conflicts that trip up first-timers.

17 min · Advanced ·
🛡️
Tutorial

How to protect your MU Online server (anti-hack and security)

Complete guide to protecting a MU Online server from hacks, cheats, and intrusions: how anti-hack works and what it actually protects (client side), the most effective server-side protections against speed hack, dupe, and item injection, hardening the SQL Server against intrusion (strong sa password, dedicated users, closed ports), securing the web panel against SQL injection and admin credential theft, Windows server hardening (strong Administrator password, non-default RDP port, RDP IP restriction), monitoring player behavior with server logs, and the layered security model — why no single solution is enough and how the layers reinforce each other.

12 min · Advanced ·
📝
Tutorial

How to build a secure account registration system for MU Online

Build a PHP account registration system for your MU Online server that is hardened against SQL injection, weak passwords and bots, using prepared statements, correct hashing and strict validation.

19 min · Advanced ·
🛡️
Tutorial

How to Configure Chaos Castle on MU Online Server

Complete guide to configuring the Chaos Castle event on your MU Online server: INI files, SQL tables, schedules and troubleshooting.

12 min · Intermediate ·
🛡️
Tutorial

How to Configure Imperial Guardian on MU Online Server

Complete technical guide to enable and configure the Imperial Guardian event on your MU Online server, covering SQL, .ini files, and troubleshooting.

12 min · Intermediate ·
🖥️
Tutorial

How to edit the MU Online Main.exe for HD/widescreen

Enable widescreen and Full HD resolutions in the MU Online client by editing the Main.exe — with a backup, resolution offset editing, Setup.ini tuning, and distribution of the modified executable through the launcher.

24 min · Advanced ·
🧱
Tutorial

How to set up a MU Online server on MuEMU (Season 6)

Build a MU Online Season 6 server using the MuEMU emulator: SQL Server database, ConnectServer, JoinServer, GameServer, and the Main client. Adjust IPs, ports, experience, drop, and test everything in-game before opening.

18 min · Advanced ·
🏷️
Tutorial

How to Configure Staff Permission Levels in MU Online

How to design and configure a hierarchy of permission levels for your MU Online server's staff, from support to Admin, with control in the database and in the config.

18 min · Intermediate ·
🕷️
Tutorial

How to configure the Selupan boss (Raklion) in MU Online

Complete technical guide to configuring the spider boss Selupan in the Raklion lair, covering spawn, phases, HP, minions, rewards, and event scheduling.

16 min · Advanced ·
🛡️
Tutorial

How to harden Windows Server for MU Online

Shield your MU Online Windows Server: secure RDP, hardened accounts, a minimal port surface, protected SQL, logs and monitoring against intrusions.

17 min · Advanced ·
🏺
Tutorial

How to configure Ancient Sets in your MU Online server

Complete guide to configuring Ancient Sets in MU Online: set options, per-piece bonuses, hidden attributes, and drop rates for the ancient sets.

17 min · Advanced ·
🌊
Tutorial

How to configure the Nixie Lake event in MU Online

Complete guide to configuring the Nixie Lake event in MU Online, from the spawn of the aquatic monsters and the boss to schedules, drops and troubleshooting on the server.

15 min · Intermediate ·